12559408

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{7621}}^1$

素因数の和:7732

約数の個数: 20

約数和(自身を含む): 24573328

約数和(自身を除く): 12013920

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 7621, 15242, 30484, 60968, 121936, 784963, 1569926, 3139852, 6279704, 12559408]

約数ペア:

[(1, 12559408), (2, 6279704), (4, 3139852), (8, 1569926), (16, 784963), (103, 121936), (206, 60968), (412, 30484), (824, 15242), (1648, 7621)]